package edu.sctu;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.sql.Statement;

/**
 * Created by Administrator on 2018/6/11.
 */
public class AddUserServlet extends HttpServlet {
    @Override
    protected void doPost(HttpServletRequest request,
                          HttpServletResponse response)
            throws ServletException, IOException {
        //解决数据库中乱码
        request.setCharacterEncoding("utf-8");
        // 得到用户输入的信息
        String username = request.getParameter("username");
        String password = request.getParameter("password");

        // 3 + 1
        Connection connection = null;
        Statement statement = null;

        // 221
        String sql = "insert into t_users(username, password) values('"+username+"','"+password+"')";

        try {
            Class.forName("com.mysql.jdbc.Driver");

            connection = DriverManager.getConnection(
                    "jdbc:mysql://localhost:3306/sctu_javaweb_2018?serverTimezone=UTC",
                    "root",
                    "123456"); // 你们的密码是123456

            statement = connection.createStatement();
            statement.execute(sql);

        } catch (ClassNotFoundException e) {
            e.printStackTrace();
        } catch (SQLException e) {
            e.printStackTrace();
        }

        response.setCharacterEncoding("gbk");

        PrintWriter out = response.getWriter();
        out.write("<h1>成功添加用户！</h1>");
        out.write("<a href='userList.jsp'>返回首页</a>");


    }
}
